overheadlog, radio and ADS-B
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Aircraft

OH-GEM

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Mode S hex
46104C
Manufacturer
not in the registry
Serial number
not in the registry
Year built
not in the registry
Operator
not in the registry
Country of registration
FinlandFinland
First contact
17 Dec 2025, 12:53
Last contact
4 Oct 2026, 19:22
Logged visits
45

The station's story

Cumulative contact time
23 h
Distinct days
28
Highest captured altitude
29,000 ft
Discovery rank
#57,542 of 60,298
Longest contact
0 h 45 min
Contacts on this Mode S address
227 contacts on the address, 45 under this registration: the address has carried several identities over time.

Observed callsigns

FSF (54 contacts, 2026)

Operator as per the registry of 28 Sept 2026; observed callsigns are the freshest measurement.

Visits

CallsignFirst contactAltitude at end of contact
FSF778P1 Sept 2026not transmitted
FSF778P1 Sept 202624,000 ft
FSF778P31 Aug 20262,150 ft
FSF669R27 Aug 2026not transmitted
FSF699R27 Aug 20266,175 ft
FSF801A26 Aug 202626,000 ft
FSF801A26 Aug 20266,625 ft
FSF801A26 Aug 202624,000 ft
FSF801A25 Aug 20266,575 ft
FSF572Z20 Aug 2026not transmitted
FSF572Z20 Aug 202619,000 ft
FSF624A19 Aug 20267,850 ft
FSF624A19 Aug 202623,000 ft
FSF576K13 Aug 20266,050 ft
FSF521W13 Aug 202619,000 ft
FSF397X12 Aug 20266,300 ft
FSF397X12 Aug 202624,000 ft
FSF152Z11 Aug 20266,900 ft
FSF152Z11 Aug 202621,000 ft
FSF152Z11 Aug 20266,425 ft
FSF201N10 Aug 2026not transmitted
FSF416A9 Aug 202619,000 ft
FSF320W9 Aug 2026not transmitted
FSF320W9 Aug 202625,000 ft
FSF108T8 Aug 20267,175 ft